Irrlicht Engine

I am trying to build my own extremely simple quake 3 levels, but I am having trouble getting hold of a level editor. The only one I can find any reference to is Qradiant, but the website is most confusing, and does not appear to help those of us who are just starting out in these matters. I don;'t e...

If I want to use the code included earlier in this thread, I need to define PI somewhere. Is this another library I need to include in my Visual Studio project, or have I missed an earlier definition in my code...I am guessing that the same problem will then arise with cos, sin, and tan. Your assist...

Thanks for the help. Now my model can turn and look in different directions.

Eric